19397808

素因数分解:

$2^4\times 3^2\times {\mathrm{134707}}^1$

素因数の和:134721

約数の個数: 30

約数和(自身を含む): 54287324

約数和(自身を除く): 34889516

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 134707, 269414, 404121, 538828, 808242, 1077656, 1212363, 1616484, 2155312, 2424726, 3232968, 4849452, 6465936, 9698904, 19397808]

約数ペア:

[(1, 19397808), (2, 9698904), (3, 6465936), (4, 4849452), (6, 3232968), (8, 2424726), (9, 2155312), (12, 1616484), (16, 1212363), (18, 1077656), (24, 808242), (36, 538828), (48, 404121), (72, 269414), (144, 134707)]